The Nite Ize(R) Stainless Steel S-Biners(R) are so useful, you'll probably want several. This 2-pack of size #1 S-Biners(R) measure 1.56" x .56" each and have a weight rating of 5 pounds. They're perfect for attaching your keys to a purse or backpack strap, connecting zipper sliders on a suitcase or hanging small house plants. Made of high-quality, weather-resistant stainless steel, the S-Biners(R) are a must-have! FEATURES: Package of 2 S-shaped carabiners High-quality, weather-resistant stainless steel construction Secure stainless steel wire gate closure Size #1 dimensions: 1.56" x .56" Weight rating: 5 lb Warning: Not for use where disengagement could result in bodily injury or property damage. Not for climbing.